Tingling is a pins and needle like sensation anywhere on the body. May also be termed paresthesia. Can experience when elbow is bumped (funny bone), or even from frostbite. On its own, unlikely significant but may be part of nerve pathology from a variety of mechanisms.
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2

See oral surgeon:
There are a number of things that can causes this. Could be allergies, acid reflux, or a number of other things. The only way to know is to have an evaluation. Schedule an appointment asap.
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3

Allergy / infection?:
is it dry cough ? That could be as an allergic reaction to meds of foods,if there are mucus ,then it could be a slight chest and throat infection that may need antibiotics and meds to loosen mucus.
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6

Anxiety:
These symptoms are characteristic of an acute anxiety reaction or hyperventilation syndrome. The symptoms are caused by blowing off too much carbon dioxide and can be reversed by rebreathing the exhaled air from a paper bag which replenishes some of the carbon dioxide. If you're experiencing these reactions often, stress management therapy would be helpful.
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7

Both parties right:
You were right to access care immediately as signs of cardiac disease present this way. The er doc after imaging, and diagnosing was right to send you home. Unless many predisposing factors are at play, you are a bit young to have these classic signs of a heart attack. So, everyone is right!
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8

Avoid menthol:
Menthol which is in most drops, feels good and cool at first. But it is drying to the mucosa and will dry your irritated throat. So use glycerin instead. Or black currant. Or pectin containing drops.
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9

Need more details:
Your history is not enough to make a diagnosis. It could be almost anything including dental disease, gum disease,thrush, allergies, cold sores. Wr need more information.
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10

Probably not:
Any medication could potentially cause any side effect. The ones you mentioned are not common for antacids. However, acid reflux can cause coughing and a tickle in the throat. So, it may be the underlying condition rather than the medication which is causing the symptoms.
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